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Finding the Fourth Proportional to 8,803.63, 13,205.49 and 2,229.82

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Solution

The fourth proportional to 8,803.63, 13,205.49 and 2,229.82 is: 3,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.63 : 13,205.49 = 2,229.82 : x
  2. Step 2: Convert to fraction form
    8,803.63/13,205.49 = 2,229.82/x
  3. Step 3: Cross multiply
    8,803.63x = 13,205.49 × 2,229.82
  4. Step 4: Simplify right side
    8,803.63x = 29,445,865.71
  5. Step 5: Solve for x
    x = 29,445,865.71/8,803.63
  6. Step 6: Final answer
    x = 3,344.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.